Be very afraid when you use your corporate printer to print your new 400 pages PDF book. You're being tagged and you may be tracked down by your boss if he reads this.
This is cool. Wherever you are you can share your Internet connection with you neighbors using your backpack. If there is enough people hanging one of these around you can virtually have Internet access repeaters all across town. "WiFi.Bedouin is a wearable, mobile 802.11b node disconnected from the global Internet." LINK